Switch between four triple-head computers, while sharing a single set of peripherals to save costs and desk space. Supports high-definition DVI resolutions on 3 monitors, each up to 1920 x 1200 Host ports: 12x DVI-I (29-pin) female 4x USB B (4-pin) female 8x 3.5 mm mini jack (3-position) female Console interfaces: 2x 3.5 mm mini jack (3-position) female 3x DVI-I (29-pin) female 4x USB A (4-pin) female